Hardness meaning

härd'nĭs
The relative resistance of a metal or other material to denting, scratching, or bending.
noun
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The state or quality of being hard (in various senses)
noun
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The quality of being hard.
noun
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An instance of this quality; hardship.
noun
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The quality or condition of being hard.
noun
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1
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The relative resistance of a mineral to scratching, as measured by the Mohs scale.
noun
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The relative capacity of a substance for scratching another or for being scratched by another.
noun
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A measure of how easily a mineral can be scratched. Hardness is measured on the Mohs scale.
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Origin of hardness

From hard +‎ -ness.

Sentence Examples

  • The hardness came back into his eyes and he looked away.

  • It is an ironblack, opaque mineral, with metallic lustre; hardness about 6, sp. gr.

  • Then her attention was called to the hardness of the one ball and the softness of the other, and she learned SOFT and HARD.

  • You get used to knowing the different types of hardness and thickness.

  • A greater hardness is due to the presence of earthy impurities.

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Words near hardness in the Dictionary